Home / 2,878,579.77-3,972,673.80-1,655,282.94

Finding the Fourth Proportional to 2,878,579.77, 3,972,673.80 and 1,655,282.94

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Solution

The fourth proportional to 2,878,579.77, 3,972,673.80 and 1,655,282.94 is: 2,284,424.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,579.77 : 3,972,673.80 = 1,655,282.94 : x
  2. Step 2: Convert to fraction form
    2,878,579.77/3,972,673.80 = 1,655,282.94/x
  3. Step 3: Cross multiply
    2,878,579.77x = 3,972,673.80 × 1,655,282.94
  4. Step 4: Simplify right side
    2,878,579.77x = 6,575,899,167,324.97
  5. Step 5: Solve for x
    x = 6,575,899,167,324.97/2,878,579.77
  6. Step 6: Final answer
    x = 2,284,424.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.